How severe is CVE-2019-11640?

CVE-2019-11640 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-11640 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-11640?

CVE-2019-11640 affects Gnu Recutils. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-11640?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-11640 published?

CVE-2019-11640 was published on 2019-05-01 and last updated on 2026-06-17.

CVE-2019-11640

CVE-2019-11640 is a high-severity vulnerability in Gnu Recutils with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Gnu Recutils
Published: 2019-05-01
Last modified: 2026-06-17

Description

An issue was discovered in GNU recutils 1.8. There is a heap-based buffer overflow in the function rec_fex_parse_str_simple at rec-fex.c in librec.a.

Frequently asked questions

What is CVE-2019-11640?: An issue was discovered in GNU recutils 1.8. There is a heap-based buffer overflow in the function rec_fex_parse_str_simple at rec-fex.c in librec.a.
How severe is CVE-2019-11640?: CVE-2019-11640 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-11640 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-11640?: CVE-2019-11640 affects Gnu Recutils. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-11640?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-11640 published?: CVE-2019-11640 was published on 2019-05-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gnu:recutils:1.8:*:*:*:*:*:*:*

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